Remove some platform specific stuff from views.

ui/app_list/cocoa/test/apps_grid_controller_test_helper.mm

Index: ui/app_list/cocoa/test/apps_grid_controller_test_helper.mm
diff --git a/ui/app_list/cocoa/test/apps_grid_controller_test_helper.mm b/ui/app_list/cocoa/test/apps_grid_controller_test_helper.mm
deleted file mode 100644
index cd2298ff70b2ba1ad265b0185f77a97aa4e88a31..0000000000000000000000000000000000000000
--- a/ui/app_list/cocoa/test/apps_grid_controller_test_helper.mm
+++ /dev/null
@@ -1,119 +0,0 @@
-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#import "ui/app_list/cocoa/test/apps_grid_controller_test_helper.h"
-
-#include "base/mac/foundation_util.h"
-#include "base/strings/stringprintf.h"
-#include "ui/app_list/app_list_item.h"
-#import "ui/app_list/cocoa/apps_grid_controller.h"
-#import "ui/app_list/cocoa/apps_grid_view_item.h"
-#import "ui/events/test/cocoa_test_event_utils.h"
-
-namespace app_list {
-namespace test {
-
-const size_t AppsGridControllerTestHelper::kItemsPerPage = 16;
-
-AppsGridControllerTestHelper::AppsGridControllerTestHelper() {
-  Init();
-  [AppsGridController setScrollAnimationDuration:0.0];
-}
-
-AppsGridControllerTestHelper::~AppsGridControllerTestHelper() {}
-
-void AppsGridControllerTestHelper::SetUpWithGridController(
-    AppsGridController* grid_controller) {
-  ui::CocoaTest::SetUp();
-  apps_grid_controller_ = grid_controller;
-}
-
-void AppsGridControllerTestHelper::SimulateClick(NSView* view) {
-  std::pair<NSEvent*, NSEvent*> events(
-      cocoa_test_event_utils::MouseClickInView(view, 1));
-  [NSApp postEvent:events.first atStart:NO];
-  [NSApp postEvent:events.second atStart:NO];
-}
-
-void AppsGridControllerTestHelper::SimulateKeyAction(SEL c) {
-  [apps_grid_controller_ handleCommandBySelector:c];
-}
-
-void AppsGridControllerTestHelper::SimulateMouseEnterItemAt(size_t index) {
-  [[apps_grid_controller_ itemAtIndex:index] mouseEntered:
-      cocoa_test_event_utils::EnterExitEventWithType(NSMouseEntered)];
-}
-
-void AppsGridControllerTestHelper::SimulateMouseExitItemAt(size_t index) {
-  [[apps_grid_controller_ itemAtIndex:index] mouseExited:
-      cocoa_test_event_utils::EnterExitEventWithType(NSMouseExited)];
-}
-
-std::string AppsGridControllerTestHelper::GetViewContent() const {
-  std::string s;
-  for (size_t page_index = 0; page_index < [apps_grid_controller_ pageCount];
-       ++page_index) {
-    s += '|';
-    NSCollectionView* page_view =
-        [apps_grid_controller_ collectionViewAtPageIndex:page_index];
-    for (size_t i = 0; i < [[page_view content] count]; ++i) {
-      AppsGridViewItem* item = base::mac::ObjCCastStrict<AppsGridViewItem>(
-          [page_view itemAtIndex:i]);
-      if (i != 0)
-        s += ',';
-      s += [item model]->id();
-    }
-    s += '|';
-  }
-  return s;
-}
-
-size_t AppsGridControllerTestHelper::GetPageIndexForItem(int item_id) const {
-  const std::string search = base::StringPrintf("Item %d", item_id);
-  size_t page_index = 0;
-  NSUInteger found_at_page_index = NSNotFound;
-  for (; page_index < [apps_grid_controller_ pageCount]; ++page_index) {
-    NSCollectionView* page_view =
-        [apps_grid_controller_ collectionViewAtPageIndex:page_index];
-    for (NSUInteger i = 0; i < [[page_view content] count]; ++i) {
-      AppsGridViewItem* item = base::mac::ObjCCastStrict<AppsGridViewItem>(
-          [page_view itemAtIndex:i]);
-      if ([item model]->id() == search) {
-        if (found_at_page_index != NSNotFound)
-          return NSNotFound;  // Duplicate.
-        found_at_page_index = page_index;
-      }
-    }
-  }
-  return found_at_page_index;
-}
-
-void AppsGridControllerTestHelper::DelayForCollectionView() {
-  message_loop_.PostDelayedTask(FROM_HERE, base::MessageLoop::QuitClosure(),
-                                base::TimeDelta::FromMilliseconds(100));
-  message_loop_.Run();
-}
-
-void AppsGridControllerTestHelper::SinkEvents() {
-  message_loop_.PostTask(FROM_HERE, base::MessageLoop::QuitClosure());
-  message_loop_.Run();
-}
-
-NSButton* AppsGridControllerTestHelper::GetItemViewAt(size_t index) {
-  if (index == NSNotFound)
-    return nil;
-
-  return [[apps_grid_controller_ itemAtIndex:index] button];
-}
-
-NSCollectionView* AppsGridControllerTestHelper::GetPageAt(size_t index) {
-  return [apps_grid_controller_ collectionViewAtPageIndex:index];
-}
-
-NSView* AppsGridControllerTestHelper::GetSelectedView() {
-  return GetItemViewAt([apps_grid_controller_ selectedItemIndex]);
-}
-
-}  // namespace test
-}  // namespace app_list